400495860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43627}}^1$

素因数の和:43662

約数の個数: 96

約数和(自身を含む): 1319310720

約数和(自身を除く): 918814860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 9180, 43627, 87254, 130881, 174508, 218135, 261762, 392643, 436270, 523524, 654405, 741659, 785286, 872540, 1177929, 1308810, 1483318, 1570572, 1963215, 2224977, 2355858, 2617620, 2966636, 3708295, 3926430, 4449954, 4711716, 5889645, 6674931, 7416590, 7852860, 8899908, 11124885, 11779290, 13349862, 14833180, 20024793, 22249770, 23558580, 26699724, 33374655, 40049586, 44499540, 66749310, 80099172, 100123965, 133498620, 200247930, 400495860]

約数ペア:

[(1, 400495860), (2, 200247930), (3, 133498620), (4, 100123965), (5, 80099172), (6, 66749310), (9, 44499540), (10, 40049586), (12, 33374655), (15, 26699724), (17, 23558580), (18, 22249770), (20, 20024793), (27, 14833180), (30, 13349862), (34, 11779290), (36, 11124885), (45, 8899908), (51, 7852860), (54, 7416590), (60, 6674931), (68, 5889645), (85, 4711716), (90, 4449954), (102, 3926430), (108, 3708295), (135, 2966636), (153, 2617620), (170, 2355858), (180, 2224977), (204, 1963215), (255, 1570572), (270, 1483318), (306, 1308810), (340, 1177929), (459, 872540), (510, 785286), (540, 741659), (612, 654405), (765, 523524), (918, 436270), (1020, 392643), (1530, 261762), (1836, 218135), (2295, 174508), (3060, 130881), (4590, 87254), (9180, 43627)]